From ffae48d7507d398806bd935b054b7ca19bc01161 Mon Sep 17 00:00:00 2001
From: Damien George
Date: Thu, 8 May 2014 15:58:39 +0000
Subject: py, compiler: Add basic support for A=const(123).

You can now do:

    X = const(123)
    Y = const(456 + X)

and the compiler will replace X and Y with their values.

See discussion in issue #266 and issue #573.
---
 tests/micropython/const.py     | 11 +++++++++++
 tests/micropython/const.py.exp |  2 ++
 2 files changed, 13 insertions(+)
 create mode 100644 tests/micropython/const.py
 create mode 100644 tests/micropython/const.py.exp

(limited to 'tests/micropython')

diff --git a/tests/micropython/const.py b/tests/micropython/const.py
new file mode 100644
index 000000000..457365c50
--- /dev/null
+++ b/tests/micropython/const.py
@@ -0,0 +1,11 @@
+# test constant optimisation
+
+X = const(123)
+Y = const(X + 456)
+
+print(X, Y + 1)
+
+def f():
+    print(X, Y + 1)
+
+f()
diff --git a/tests/micropython/const.py.exp b/tests/micropython/const.py.exp
new file mode 100644
index 000000000..c447aaf8c
--- /dev/null
+++ b/tests/micropython/const.py.exp
@@ -0,0 +1,2 @@
+123 580
+123 580
-- 
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